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Ion selective electrode ELIS-121NH4 (film)
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Ion selective electrode ELIS-121NH4 (film)

Ion selective electrode ELIS-121NH4 (film) Laboratory ammonium selective electrode with PVC membrane. The ion-selective film electrode ELIS-121NH4 is designed together with a reference electrode and an electronic converter (for example, an ion meter) for measuring the activity of ammonium ions in solutions. The electrode is a general purpose instrument for use in scientific and industrial analytical laboratories. For joint work, ESr-10101, ESr-10103 are recommended. Cable and connector: K 80.7 – cable length – 80 cm, BNC connector Manba: https://www.nv-lab.ru/catalog_info.php?ID=1540

Price on request
  • Parameter: Value
  • Detected ion: NH4+
  • Measuring range, mol/l / (mg/l): 10-5…3.2×10-1 / (0.18…5 400)
  • pH measurement range: 2…10
  • Operating temperature, °C: 5…50
  • Electrical resistance, MOhm (at 20 °C): 10…80
  • Selectivity coefficients for interfering ions:
  • K+;
  • Na+;
  • Ca2+;
  • Mg2+: 1.2×10-2;
  • 1.3×10-3;
  • 1.2×10-3;
  • 1.8×10-4
  • Overall dimensions (Length × Diameter), mm: 130 × Ø10
  • Weight with cable, g, no more: 70

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